DEVICE FOR SEPARATING MERCURY FROM CAUSTIC SODA IN CHLORINE AND CAUSTIC PRODUCTION PLANTS

摘要

1. A device for separating mercury for plants for the production of chlorine and caustic soda, including a reservoir divided by two guide baffles into a first compartment with a caustic product inlet, a second central compartment and a third compartment with a caustic product outlet, so as to form a winding flow path of the specified caustic product wherein said first and said second compartment are connected by a mercury separation zone having a narrowed cross section. ! 2. The device according to claim 1, wherein said tapered cross section does not exceed 50% of the cross section of said first compartment. ! 3. The device according to claim 1, in which the specified narrowed cross section is from 5 to 20% of the cross section of the specified first compartment. ! 4. The device according to any one of the preceding paragraphs, wherein said reservoir is a parallelepiped. ! 5. The device according to any one of claims 1 to 3, in which said reservoir is a cylinder and said two partitions are pipes, said cylinder and said pipes being coaxial. ! 6. The device according to any one of claims 1 to 3, in which said first, second and third compartments are provided with an upper part forming a gas chamber suitable for separating hydrogen. ! 7. The device according to any one of claims 1 to 3, further comprising at least one filter. ! 8. The device according to claim 7, in which the specified at least one filter is installed in the specified second compartment. ! 9. The device according to claim 7, wherein said at least one filter is installed in said first compartment. ! 10. The device according to claim 7, in which the specified at least